APR Double-Walled 4" Slash-Cut Tips (Brushed) - Set of 2 65.10.55 Carbon fiber weave matches the

Carbon fiber weave matches the APR Open Intake System

2011 - BMW E8X 135i with N55 engine2011 - BMW E9X 335i with N55 engine

Uses OEM valve motor

The software is installed to the vehicle's factory ECU through the OBD-II port

APR Double-Walled 4" Slash-Cut Tips (Brushed) - Set of 2 65.10.55 Carbon fiber weave matches theFits Universally on Various APR Exhaust Systems Our brushed slash cut double walled 4" exhaust tips upgrade the rear of the vehicle dramatically. The motorsport inspired tips tuck nicely into the factory valance, gently following the valance's curves, demanding all the right attention in all the right places. Each tip features an engraved APR logo. Each kit is sold as a set of two tips. Features Double walled and slash cut motorsport inspired design